started advent of code 2021

day1_1.py

@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+import sys, utils
+
+def find_increasing(l: list):
+    prev = 0
+    count = 0
+    for n in l:
+        if n > prev:
+            count += 1
+        prev = n
+    return count - 1 # because first measurement doesn't count
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print("please supply input file")
+        sys.exit()
+    f = utils.File(sys.argv[1])
+    print(find_increasing(f.get_ints()))
+
+